code: def transform(self, data):
      return data + self.index_shifts
  
file_path: neupy/examples/mlp/mix_categorical_numerical_inputs.py
imports: import numpy
  from sklearn.model_selection import train_test_split
  from sklearn.datasets import make_classification
  from sklearn.metrics import accuracy_score
  from neupy import layers, algorithms, utils
label_desc: Use image node_id 2 for calling the ConvertCategorical obj's underlying member method code with example usage: obj.transform(data) and returns: unknown